A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 5999-01-075-7367
NSN 5910-01-394-3729
NSN 6240-01-468-5576
NSN 5990-01-595-9441
NSN 6220-00-184-6179
NSN 6240-00-133-1652
NSN 5910-00-071-7407
NSN 5855-01-461-7726
NSN 6645-01-322-8431
NSN 5990-00-791-4064
NSN 5998-01-530-5110
NSN 5835-01-111-9838